Your Bodies Molecular Machines

Interactive Video
•
Science
•
5th Grade
•
Hard
Standards-aligned
James Powell
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term used to describe the normal death of cells?
Mitotic failure
Cellular dysfunction
Programmed cell death
Cellular decay
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process called when cells divide to create new cells?
Mitosis
Meiosis
Fission
Fusion
Tags
NGSS.HS-LS1-4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What molecule is described as having a double helix structure?
Lipid
DNA
Protein
RNA
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of helicase in DNA replication?
To bind the DNA strands together
To cut the DNA into smaller pieces
To add new nucleotides to the DNA strand
To unwind and separate the DNA strands
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What structure is DNA wrapped around to form a nucleosome?
Chromatin
Mitochondria
Ribosomes
Histones
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the shape of chromosomes visible under a microscope during cell division?
Irregular
Characteristic X-shape
Circular
Linear
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the kinetochore's role during cell division?
To ensure chromosomes are correctly attached to microtubules
To synthesize new proteins
To produce energy for division
To duplicate DNA
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